Home / 1,048,136.90-1,572,205.35-932,015.30

Finding the Fourth Proportional to 1,048,136.90, 1,572,205.35 and 932,015.30

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Solution

The fourth proportional to 1,048,136.90, 1,572,205.35 and 932,015.30 is: 1,398,022.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,136.90 : 1,572,205.35 = 932,015.30 : x
  2. Step 2: Convert to fraction form
    1,048,136.90/1,572,205.35 = 932,015.30/x
  3. Step 3: Cross multiply
    1,048,136.90x = 1,572,205.35 × 932,015.30
  4. Step 4: Simplify right side
    1,048,136.90x = 1,465,319,440,941.86
  5. Step 5: Solve for x
    x = 1,465,319,440,941.86/1,048,136.90
  6. Step 6: Final answer
    x = 1,398,022.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.